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Flight Reliability

UA 5026 · United Airlines

Chicago → JST (ORD–JST)84% of its flights flew this route. The rest (BTM–DEN, MCW–ORD) are included in these numbers.

19
Bring Snacks
WanderNerd Reliability Score
65%
Arrive within 15 minutes
51 min
Average arrival delay
5.4%
Cancelled
1 min
Median arrival delay

Based on 388 historical flights. Data through May 2026.

What the data says

Morning flights do better here.

UA 5026 departing between 9 AM–12 PM arrived on time 87% of the time, versus 62% between 9 PM–12 AM.

Friday is doing you no favors.

UA 5026 arrived on time 75% of the time on Sundays and just 55% on Fridays. That gap is worth planning around.

Lagging the United Airlines network.

UA 5026 arrived on time 65% of the time, versus 79% across the United Airlines network.

Keep a backup plan handy.

UA 5026 was cancelled 5.4% of the time. Typical for U.S. flights is around 1–2%.

The breakdown

On-time by weekday
  • Mon60%(48 flights)
  • Tue70%(53 flights)
  • Wed63%(51 flights)
  • Thu68%(50 flights)
  • Fri55%(53 flights)
  • Sat67%(49 flights)
  • Sun75%(51 flights)
On-time by departure window
  • 9 AM–12 PM87%(37 flights)
  • 12–3 PM—(1 flights)
  • 6–9 PM70%(20 flights)
  • 9 PM–12 AM62%(297 flights)
On-time trend by month
84%
May

Jun 67% → May 84% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202567%27
July 202560%30
August 202560%30
September 202597%30
October 202565%31
November 202548%25
December 202552%33
January 202652%31
February 202673%26
March 202664%28
April 202659%27
May 202684%37
Departures on time
66%
Diverted
3.1%
Flights flown
355
Months covered
12

Same route, other flights

Keep nerding

Based on 388 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.